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A general framework for improving query processing performance on multi-level memory hierarchies

Bingsheng He, Yinan Li, Qiong Luo, Dongqing Yang
2007 Proceedings of the 3rd international workshop on Data management on new hardware - DaMoN '07  
We propose a general framework for improving the query processing performance on multi-level memory hierarchies.  ...  Our motivation is that (1) the memory hierarchy is an important performance factor for query processing, (2) both the memory hierarchy and database systems are becoming increasingly complex and diverse  ...  First, we propose a general framework for improving the query processing performance on multilevel memory hierarchies.  ... 
doi:10.1145/1363189.1363193 dblp:conf/damon/HeLLY07 fatcat:ols4ejd2k5bjnoksaeqjccjy34

Parallel querying of ROLAP cubes in the presence of hierarchies

Frank Dehne, Todd Eavis, Andrew Rau-Chaplin
2005 Proceedings of the 8th ACM international workshop on Data warehousing and OLAP - DOLAP  
Online Analytical Processing is a powerful framework for the analysis of organizational data.  ...  Supporting efficient indexing facilities for multi-dimensional cube queries is an issue of some complexity.  ...  In addition, a hierarchy-aware, multi-dimensional caching framework provides direct support for fundamental OLAP query types.  ... 
doi:10.1145/1097002.1097019 dblp:conf/dolap/DehneER05 fatcat:hbbjdummzzhi5bsyf7dkiduase

Effective and Innovative Approaches for Comparing Different Multilevel Association Rule Mining for Feature Extraction: A Review

Alisha S.Patel, Mohit Patel
2015 International Journal of Computer Applications  
Its main goal is to find hidden information in or between levels of abstraction. It is mainly used for decision making for large data. It focuses on the customer relationship management.  ...  are used for increase performance of multilevel association rule mining.  ...  "Mining Multilevel Association Rules on RFID data[7]" Hash Method, Concept Hierarchy Complexity of rule generation decrease, Reduce time and query speed "Discovery of Multi-level Association  ... 
doi:10.5120/19212-1046 fatcat:fy2y6n5mjbgfvoxrigbwwaszmu

Cache Hierarchy-Aware Query Mapping on Emerging Multicore Architectures

Ozcan Ozturk, Umut Orhan, Wei Ding, Praveen Yedlapalli, Mahmut Taylan Kandemir
2017 IEEE transactions on computers  
Each domain affinity in this context corresponds to a cache structure bounded by a particular level of the cache hierarchy.  ...  Our solution achieves up to 25 percent improvement in individual query execution times and 15-19 percent improvement in throughput over the default Linux-based process scheduler.  ...  ACKNOWLEDGMENTS A preliminary 2-page version of this paper appears in the Proceedings of 2014 IEEE International Symposium on Workload Characterization (IISWC) [27] . This work has been done when U.  ... 
doi:10.1109/tc.2016.2605682 fatcat:fdfe4mhddrhyfk4isdwak2tkd4

Hardware-conscious Query Processing in GPU-accelerated Analytical Engines

Periklis Chrysogelos, Panagiotis Sioulas, Anastasia Ailamaki
2019 Conference on Innovative Data Systems Research  
This work presents a Heterogeneity-conscious Analytical query Processing Engine (HAPE), a blueprint for hardware-conscious analytical engines for efficient and concurrent multi-CPU multi-GPU query execution  ...  Modern analytical query processing engines are highly optimized for multi-core multi-CPU query execution, but lack the necessary abstractions to support concurrent hardware-conscious query execution over  ...  Query Plan-level co-processing The rest of the experiments focus on evaluating the end-to-end performance of the presented query engine and more specifically evaluate its efficiency on achieving state-of-the-art  ... 
dblp:conf/cidr/ChrysogelosSA19 fatcat:inw374jxa5aknisvtjpap6jhfq

Indexing and selecting hierarchical business logic

Alessandra Loro, Anja Gruenheid, Donald Kossmann, Damien Profeta, Philippe Beaudequin
2015 Proceedings of the VLDB Endowment  
These rules can impede efficient query processing when they require the business rule engine to resolve semantic hierarchies.  ...  In the first part of this work, we develop a tree-based hierarchical structure that represents client-defined semantic hierarchies as well as two variants of this structure that improve performance and  ...  Last, we present two variations of a tree-based hierarchy index which either enhance memory allocation or improve access performance.  ... 
doi:10.14778/2824032.2824064 fatcat:frb7o7zgmfdohmokodrwq77pku

gProximity: Hierarchical GPU-based Operations for Collision and Distance Queries

C. Lauterbach, Q. Mo, D. Manocha
2010 Computer graphics forum (Print)  
In practice, our approach (gProximity) can perform these queries in a few milliseconds on a PC with NVIDIA GTX 285 card on models composed of tens or hundreds of thousands of triangles used in cloth simulation  ...  Moreover, we show that tight-fitting bounding volume hierarchies offer improved performance on GPU-like throughput architectures.  ...  Acknowledgments We would like to thank Liangjun Zhang and Will Moss for their help and E. Ferre from Kineo CAM for the car model.  ... 
doi:10.1111/j.1467-8659.2009.01611.x fatcat:extdy7h63jhm7fjokwp3mbn74y

Kernel Weaver: Automatically Fusing Database Primitives for Efficient GPU Computation

Haicheng Wu, Gregory Diamos, Srihari Cadambi, Sudhakar Yalamanchili
2012 2012 45th Annual IEEE/ACM International Symposium on Microarchitecture  
Modern general purpose GPUs are high bandwidth architectures that potentially offer substantial improvements in throughput for these applications.  ...  Based on this classification, we propose a compiler framework, Kernel Weaver, that can automatically fuse relational algebra operators thereby eliminating redundant data movement.  ...  Thus, they did not exploit the advantageous characteristics of GPUs, such as the multi-level memory hierarchy, that can improve performance.  ... 
doi:10.1109/micro.2012.19 dblp:conf/micro/WuDCY12 fatcat:stqpjqeehjasbmpnhadwbf5pui

Architecture-oriented visualization

Mohlalefi Sefika, Aamod Sane, Roy H. Campbell
1996 SIGPLAN notices  
In addition, the paper presents architecture-aware instrumentation, a new technique for building efficient on-line instrumentation to support architectural queries.  ...  We demonstrate the effectiveness and performance of the scheme with case studies in the design of the Choices object-oriented operating system.  ...  Huang, and the anonymous OOPSLA referees for their helpful comments.  ... 
doi:10.1145/236338.236380 fatcat:x52vkno4tbfbrkxeslqz4wntxq

Memory Hierarchy Characterization of NoSQL Applications through Full-System Simulation

Adrian Colaso, Pablo Prieto, Jose Angel Herrero, Pablo Abad, Lucia G. Menezo, Valentin Puente, Jose Angel Gregorio
2018 IEEE Transactions on Parallel and Distributed Systems  
Finally, we show that different data-base engines make highly distinctive demands on the memory hierarchy, some being more stringent than others.  ...  The methodology employed for evaluation relies on state-of-the-art full-system simulation tools, such as gem5.  ...  MULTI-LEVEL HIERARCHY PERFORMANCE In this section, we make use of a three-level cache hierarchy for evaluation.  ... 
doi:10.1109/tpds.2017.2787150 fatcat:gkmpr4vfvfc6rh6qqzjs6quhje

Scheduling in Heterogeneous Computing Environments for Proximity Queries

Duksu Kim, Jinkyu Lee, Junghwan Lee, Insik Shin, John Kim, Sung-Eui Yoon
2013 IEEE Transactions on Visualization and Computer Graphics  
OVERVIEW We give a background on hierarchy-based proximity computation and then describe our hybrid parallel framework.  ...  Moreover, for one of tested applications, our method achieves even higher performance than a prior parallel method optimized manually for the application.  ...  ACKNOWLEDGMENT We would like to thank anonymous reviewers for their constructive feedbacks. We also thank Kee-Eung Kim and members of SGLab. for their supports.  ... 
doi:10.1109/tvcg.2013.71 pmid:23846096 fatcat:gsgz3rxuajfzvoqt3xgc3bobfm

Performance Optimization of Row-Level-Data-Security for Transactional Business Intelligence Queries in Cloud and SaaS Business Applications

Arjun K. Sirohi, Vidushi Sharma
2016 Indian Journal of Science and Technology  
The proposed architecture enables the creation of a hand-shake mechanism between the application and security frameworks to optimize query and application performance.  ...  Application/Improvements: Our proposed architecture is directly applicable to improve performance of all TBI applications that use row-level data security, especially in the Software-as-a-Service (SaaS  ...  RDSPs to improve performance of queries.  ... 
doi:10.17485/ijst/2016/v9i37/100393 fatcat:wxico57rbvdo3hyasuck6oeyni

Advanced data processing in KRISYS: modeling concepts, implementation techniques, and client/server issues

Stefan Deßloch, Theo Härder, Nelson Mattos, Bernhard Mitschang, Joachim Thomas
1998 The VLDB journal  
Major goals were to tune KRISYS and its query processing facilities to a suitable client/server environment as well as to provide elaborate mechanisms for consistency control comprising semantic integrity  ...  Hence, the subsequent discussions will bring up a number of important aspects w.r.t. advanced data processing that are of significant general importance as well as of general applicability to database  ...  Query Processing The processing framework of KRISYS founds on the KOBRA knowledge model and benefits from well-known query-processing techniques, especially from the areas of relational, main-memory,  ... 
doi:10.1007/s007780050055 fatcat:2cccshgixfgknl5eticrpxslki

Information Storage, Reduction and Dissemination in Sensor Networks: A Survey

Q. Le-Trung, A. Taherkordi, T. Skeie, H. N. Pham, P. E. Engelstad
2009 2009 6th IEEE Consumer Communications and Networking Conference  
In this paper we take on such a challenge and review previous WSN research and further presents a framework that we use for classifying the different proposed approaches and techniques.  ...  The framework is structured into 3 tiers: 1) routing and network infrastructure, 2) logical network infrastructure, and 3) information storage and processing.  ...  Recently, in the fourth generation of WSNs, a new generation NAND flash memory has dramatically improved the capacities and energy efficiency of local flash storage.  ... 
doi:10.1109/ccnc.2009.4784934 dblp:conf/ccnc/TrungTSPE10 fatcat:35a3re6gdjf73mrv6ydnavoofm

Array-based Hierarchical Mesh Generation in Parallel

Navamita Ray, Iulian Grindeanu, Xinglin Zhao, Vijay Mahadevan, Xiangmin Jiao
2015 Procedia Engineering  
A multi-degree, multi-dimensional and multi-level framework is designed to generate the nested hierarchies from an initial mesh that can be used for a number of purposes such as multi-level methods to  ...  We describe the underlying data structures and algorithms to generate such hierarchies and present numerical results for computational efficiency and mesh quality.  ...  Acknowledgements We thank Cao Lu for his implementation of the GFD Poisson solver with multigrid using DMMoab. This material is based upon work supported by the U.S.  ... 
doi:10.1016/j.proeng.2015.10.140 fatcat:df4t3zziwvclpdy3xo3hxc77dy
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